Elegant Glass 5" Swan Dish, Cobalt Blue and Crystal

This elegant glass swan dish (candy bowl) is 5" long (the cobalt blue body/bowl length), 5 1/4" wide and the height is a tad over 5"; it's in excellent condition, with some slight manufacturing roughness on the head but no chips, cracks or scratches. Age/maker unknown, but is likely c1940s, when other similar swans were made by elegant glass companies like Duncan & Miller and New Martinsville.